% Orbital Velocity Derived Surface Spectrum in units of mm/sqrt(Hz) % 128 Frequency Bands are 0.00781250 Hz wide 36 31 21 29 37 22 35 212 108 145 196 289 324 329 337 200 187 350 214 212 275 215 228 209 240 134 142 132 101 146 118 52 62 51 48 57 57 43 47 15 28 35 34 25 22 27 25 -22 17 -23 20 26 26 -28 -11 40 36 21 44 28 -36 57 -41 34 -45 -24 -48 -32 51 48 53 24 -34 -56 -70 -38 53 45 41 -15 22 67 -29 -39 11 53 54 38 37 36 11 61 -37 -60 -28 -49 35 -35 22 80 13 69 39 -31 28 71 71 -6 -16 -36 50 33 38 -60 -31 -56 -18 -42 36 -50 -47 -50 -58 -29 14 26 -62 -61